| gptkbp:instanceOf | gptkb:biotechnology 
 | 
                        
                            
                                | gptkbp:CEO | gptkb:Haruo_Naito 
 | 
                        
                            
                                | gptkbp:collaboratedWith | gptkb:Biogen gptkb:Merck_&_Co.
 
 | 
                        
                            
                                | gptkbp:countryOfOrigin | gptkb:Japan 
 | 
                        
                            
                                | gptkbp:developedDrug | gptkb:Leqembi gptkb:Dayvigo
 
 | 
                        
                            
                                | gptkbp:focusArea | Neurology Oncology
 Rare diseases
 
 | 
                        
                            
                                | gptkbp:foundedBy | gptkb:Toyoji_Naito 
 | 
                        
                            
                                | gptkbp:foundedYear | 1941 
 | 
                        
                            
                                | gptkbp:headquartersLocation | gptkb:Tokyo,_Japan 
 | 
                        
                            
                                | gptkbp:industry | Pharmaceuticals 
 | 
                        
                            
                                | gptkbp:listedOn | gptkb:Nikkei_225 
 | 
                        
                            
                                | gptkbp:marketedDrug | gptkb:Belviq 
 | 
                        
                            
                                | gptkbp:netIncome | ~¥50 billion (varies by year) 
 | 
                        
                            
                                | gptkbp:notableProduct | gptkb:Lenvima gptkb:Aricept
 gptkb:Fycompa
 gptkb:Halaven
 
 | 
                        
                            
                                | gptkbp:numberOfEmployees | 10,000+ 
 | 
                        
                            
                                | gptkbp:operatesIn | gptkb:Europe gptkb:Japan
 gptkb:United_States
 
 | 
                        
                            
                                | gptkbp:parentCompany | gptkb:Eisai_Co.,_Ltd. 
 | 
                        
                            
                                | gptkbp:publiclyTraded | Yes 
 | 
                        
                            
                                | gptkbp:revenue | ~¥600 billion (varies by year) 
 | 
                        
                            
                                | gptkbp:stockExchange | gptkb:Tokyo_Stock_Exchange 
 | 
                        
                            
                                | gptkbp:stockSymbol | 4523 
 | 
                        
                            
                                | gptkbp:subsidiary | gptkb:Eisai_Inc. 
 | 
                        
                            
                                | gptkbp:website | https://www.eisai.com/ 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Biogen 
 | 
                        
                            
                                | gptkbp:bfsLayer | 5 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Eisai 
 |